DE3040854C2 - - Google Patents

Info

Publication number
DE3040854C2
DE3040854C2 DE19803040854 DE3040854A DE3040854C2 DE 3040854 C2 DE3040854 C2 DE 3040854C2 DE 19803040854 DE19803040854 DE 19803040854 DE 3040854 A DE3040854 A DE 3040854A DE 3040854 C2 DE3040854 C2 DE 3040854C2
Authority
DE
Germany
Prior art keywords
output
input
counter
flop
flip
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE19803040854
Other languages
German (de)
English (en)
Other versions
DE3040854A1 (de
Inventor
Jens Dipl.-Ing. 3201 Soehre De Hansen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Blaupunkt Werke GmbH
Original Assignee
Blaupunkt Werke GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Blaupunkt Werke GmbH filed Critical Blaupunkt Werke GmbH
Priority to DE19803040854 priority Critical patent/DE3040854A1/de
Publication of DE3040854A1 publication Critical patent/DE3040854A1/de
Application granted granted Critical
Publication of DE3040854C2 publication Critical patent/DE3040854C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present
    • H03G3/342—Muting when some special characteristic of the signal is sensed which distinguishes it from noise, e.g. using speech detector
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/34—Muting amplifier when no signal is present
    • H03G3/341—Muting when no signals or only weak signals are present
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
    • H04B1/06—Receivers
    • H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Noise Elimination (AREA)
DE19803040854 1980-10-30 1980-10-30 Rausch- und stoerunterdrueckungsschaltung Granted DE3040854A1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19803040854 DE3040854A1 (de) 1980-10-30 1980-10-30 Rausch- und stoerunterdrueckungsschaltung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19803040854 DE3040854A1 (de) 1980-10-30 1980-10-30 Rausch- und stoerunterdrueckungsschaltung

Publications (2)

Publication Number Publication Date
DE3040854A1 DE3040854A1 (de) 1982-06-03
DE3040854C2 true DE3040854C2 (enrdf_load_stackoverflow) 1990-05-23

Family

ID=6115527

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19803040854 Granted DE3040854A1 (de) 1980-10-30 1980-10-30 Rausch- und stoerunterdrueckungsschaltung

Country Status (1)

Country Link
DE (1) DE3040854A1 (enrdf_load_stackoverflow)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3843928A (en) * 1972-07-28 1974-10-22 Matsushita Electric Ind Co Ltd Fm demodulation system providing noise reduction property
US3939431A (en) * 1974-11-25 1976-02-17 Motorola, Inc. Muting circuit for a radio receiver

Also Published As

Publication number Publication date
DE3040854A1 (de) 1982-06-03

Similar Documents

Publication Publication Date Title
DE2629404C2 (de) Rauschsperre zur Verarbeitung von demodulierten FM-Signalen
DE69721360T2 (de) Hochfrequenz-Radioempfangsvorrichtung für digitale Kommunikation
DE3541031A1 (de) Verfahren und vorrichtung zum demodulieren von hochfrequent modulierten signalen mittels digitaler filter und digitaler demodulatoren, sowie anwendung des verfahrens in einem fernsteuerempfaenger
DE3447282C2 (enrdf_load_stackoverflow)
EP0617519B1 (de) Verfahren zur Ableitung mindestens eines von der Qualität eines empfangenen Signals abhängigen Qualitätssignals
DE69319777T2 (de) Mehrwegeempfangsdetektor mit Phasenvergleich des Stereopilotsignales
EP0602370A1 (de) Rundfunkempfänger
DE3006627C2 (enrdf_load_stackoverflow)
EP0200977A2 (de) Digitaler Demodulator
DE2749990C2 (enrdf_load_stackoverflow)
DE2800253C2 (de) Funkempfänger
DE3040854C2 (enrdf_load_stackoverflow)
DE3311878A1 (de) Vorrichtung zum empfang von sendewellen
EP0717517B1 (de) Verfahren und Vorrichtung zur Bewertung eines RDS-Signals
DE3852718T2 (de) Signalerkennungsschaltung.
DE2628472B2 (de) Digitale Knackgeräuschunterdrückungsund Rauschsperrensteuerschaltung
DE3827226A1 (de) Schaltungsanordnung zur demodulation von frequenzmodulierten informationssignalen
DE1537326A1 (de) Nichtlinearer Frequenzdiskriminator
EP0824818B1 (de) Erzeugung eines frequenzsteuersignals in einem fsk-empfänger
DE3217335C1 (de) Verfahren zur Ermittlung gleicher Modulationsinhalte in mindestens zwei Empfängerzügen und Empfangseinrichtung zur Durchführung des Verfahrens
DE68923150T2 (de) Signalunterscheidungsschaltung.
DE4242384A1 (de) Empfänger für amplitudengetastete Zeitzeichensignale
DE2508881C3 (de) Schaltungsanordnung zur Interferenzunterdrückung in Radarempfängen
DE2707610C3 (de) Schaltungsanordnung zur Auswertung einer digitalen Impulsfolge mit einem Vorimpuls
DE4205014C2 (de) Demodulator für Radio-Daten-Signale

Legal Events

Date Code Title Description
8120 Willingness to grant licenses paragraph 23
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee